 /*******************************************************************************
  * Copyright (c) 2005, 2006 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.core.databinding.observable.value;

 /**
  * An observable value whose changes can be vetoed by listeners.
  *
  * <p>
  * This interface is not intended to be implemented by clients. Clients should
  * instead subclass one of the classes that implement this interface. Note that
  * direct implementers of this interface outside of the framework will be broken
  * in future releases when methods are added to this interface.
  * </p>
  *
  * @since 1.0
  *
  */
 public interface IVetoableValue extends IObservableValue {
     
     /**
      * @param listener
      */
     public void addValueChangingListener(IValueChangingListener listener);
     
     /**
      * @param listener
      */
     public void removeValueChangingListener(IValueChangingListener listener);

 }

